| DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY | 0.450 INCHES NOMINAL |
| EXTERNAL KEY QUANTITY | 1 |
| EXTERNAL STRAIGHT KEY WIDTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| HOLE DIAMETER | 1.010 INCHES NOMINAL |
| INTERNAL KEY QUANTITY | 2 |
| INTERNAL STRAIGHT KEY WIDTH | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM |
| OUTSIDE DIAMETER | 1.300 INCHES MINIMUM AND 1.301 INCHES MAXIMUM |
| OVERALL DISTANCE INCLUDING KEYS | 1.650 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.045 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |
| MATERIAL | COPPER ALLOY OVERALL |
| STYLE DESIGNATOR | KEY |